Original file(1,410 × 1,440 pixels, file size: 346 KB, MIME type: image/jpeg)

Summary

Description
English: Nebula in Cygnus. The apparent reduced density of stars is caused by intervening obscuring material. Photographed by Dr. Isaac Roberts, 1896.)
Date
Source A Voyage in Space[1].
Author Herbert Hall Turner

Licensing

Public domain

The author died in 1930, so this work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 80 years or fewer.


This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

Captions

Add a one-line explanation of what this file represents

Items portrayed in this file

depicts

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current10:30, 23 December 2015Thumbnail for version as of 10:30, 23 December 20151,410 × 1,440 (346 KB)Keith Edkins{{Information |Description={{en|1=Nebula in Cygnus. The apparent reduced density of stars is caused by intervening obscuring material. Photographed by Dr. Isaac Roberts, 1896.)}} |Source=A Voyage in Space[https://archive.org/details/voyageinspacecou00t...